what is the claim of this experiment? you are presented with a mixture containing sand, salt, iron and poppy seeds. how can you seperate them and determine how much is present

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

What is i fracture in the crust called when land move up, down or sideways